Passive muscle stimulators expand the same amount of energy from the cell does does exercise

The most effective way to provide children with safety messages is to a. not allow them to explore new environments. b. role play what not to do. c. clearly explain the correct way to do things. d. have a safety-themed day once each year.

Which of the following is a true statement? a. the male sex hormone is called estrogen. b. the female sex hormone is called testosterone. c. both sexes manufacture some amount of the sex hormone associated with the opposite sex. d. only males secrete testosterone and only females secrete estrogen

Which of the following human diseases is caused by a virus that requires reverse transcriptase to transcribe its genome inside the host cell? a) herpesb) aidsc) smallpoxd) influenza